What is mobile atrial septum?

Atrial septal aneurysm (ASA) is a congenital deformity of interatrial septum consisting redundant and mobile interatrial septal tissue in the region of fossa ovalis with bulging into the right or left atrium and sometimes oscillating between both atria. It is a rare and incidental finding in the adult population [1. A.

How serious is atrial septal aneurysm?

This is known as an atrial septal aneurysm (ASA). An ASA keeps the heart from working properly and from pumping blood that returns to the right atria to pick up oxygen back out to the body. The condition is one possible cause of stroke, a potentially life-threatening blockage of blood flowing to the brain.

What is the interatrial septum?

The interatrial septum is a thin wall of tissue that separates the two upper chambers of the heart, called the right and left atria.

What is the treatment for atrial septal aneurysm?

Therapeutic options for prevention of recurrent strokes in patients with atrial septal aneurysm as well as atrial septal abnormality – including patent foramen ovale (PFO) and ostium secundum atrial septal defect (ASD) – are medical therapy with antiplatelet agents or anticoagulants and surgical or percutaneous closure …

Does atrial septal defect require surgery?

Your health care provider will discuss with you when you or your child needs treatment. Many persistent atrial septal defects eventually require surgery. However, closure isn’t recommended if severe pulmonary hypertension is present.

How common is interatrial septal aneurysm?

An aneurysm of the interatrial septum is an infrequent finding in adult patients. Atrial septal aneurysm is a congenital malformation of the septum primum layer of the interatrial septum but differences between interatrial pressure forces have also been reported as a cause of its development.

What does interatrial mean?

Medical Definition of interatrial : situated between the atria of the heart.

What is located on the interatrial septum close to the tricuspid valve?

The true interatrial septum near the tricuspid annulus consists of the anterior and midseptal regions. Midseptal pathways are inserted into the triangle of Koch region, close to the compact AV node.